再生障碍性贫血应选用() ["A．铁剂","B．叶酸","C．丙酸睾酮","D．硫酸亚铁","E．维生素B6"]
女，41岁，头痛，头晕，走路不稳1个月余，MRI检查，最可能的诊断为（） ["A．听神经瘤","B．脑膜瘤","C．三叉神经瘤","D．胆脂瘤","E．神经纤维瘤"]
isthinusoffaux
Waldeyer淋巴环
女，9岁，颈部疼痛、活动受限2个月，MRI检查如图，最可能的诊断为() ["A．室管膜瘤","B．星形细胞瘤","C．神经鞘瘤","D．髓内囊肿","E．脊膜瘤"]
haryngealrecess
